JPH0530098B2 - - Google Patents

Info

Publication number
JPH0530098B2
JPH0530098B2 JP62317508A JP31750887A JPH0530098B2 JP H0530098 B2 JPH0530098 B2 JP H0530098B2 JP 62317508 A JP62317508 A JP 62317508A JP 31750887 A JP31750887 A JP 31750887A JP H0530098 B2 JPH0530098 B2 JP H0530098B2
Authority
JP
Japan
Prior art keywords
circuit
signal
synchronization
frequency
output
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP62317508A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01160239A (ja
Inventor
Haruya Iwasaki
Susumu Ootani
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP62317508A priority Critical patent/JPH01160239A/ja
Priority to DE3889979T priority patent/DE3889979T2/de
Priority to EP88305684A priority patent/EP0297774B1/en
Priority to CA000570667A priority patent/CA1278611C/en
Priority to AU18501/88A priority patent/AU599294B2/en
Priority to US07/213,368 priority patent/US4853642A/en
Publication of JPH01160239A publication Critical patent/JPH01160239A/ja
Publication of JPH0530098B2 publication Critical patent/JPH0530098B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP62317508A 1987-06-30 1987-12-17 キャリアロック検出回路 Granted JPH01160239A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP62317508A JPH01160239A (ja) 1987-12-17 1987-12-17 キャリアロック検出回路
DE3889979T DE3889979T2 (de) 1987-06-30 1988-06-22 Phasenkontrollierter Demodulator für ein digitales Nachrichtensystem.
EP88305684A EP0297774B1 (en) 1987-06-30 1988-06-22 Phase controlled demodulator for digital communications system
CA000570667A CA1278611C (en) 1987-06-30 1988-06-29 Phase controlled demodulator for digital communications system
AU18501/88A AU599294B2 (en) 1987-06-30 1988-06-29 Phase controlled demodulator for digital communications system
US07/213,368 US4853642A (en) 1987-06-30 1988-06-30 Phase controlled demodulator for digital communications system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62317508A JPH01160239A (ja) 1987-12-17 1987-12-17 キャリアロック検出回路

Publications (2)

Publication Number Publication Date
JPH01160239A JPH01160239A (ja) 1989-06-23
JPH0530098B2 true JPH0530098B2 (cs) 1993-05-07

Family

ID=18089018

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62317508A Granted JPH01160239A (ja) 1987-06-30 1987-12-17 キャリアロック検出回路

Country Status (1)

Country Link
JP (1) JPH01160239A (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7697637B2 (en) 2006-01-20 2010-04-13 Fujitsu Microelectronics Limited Demodulation circuit and demodulating method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5619768B2 (cs) * 1974-02-21 1981-05-09
JPS6025938B2 (ja) * 1977-04-15 1985-06-21 日本電気株式会社 基準搬送波再生回路における擬似引込回避回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7697637B2 (en) 2006-01-20 2010-04-13 Fujitsu Microelectronics Limited Demodulation circuit and demodulating method

Also Published As

Publication number Publication date
JPH01160239A (ja) 1989-06-23

Similar Documents

Publication Publication Date Title
US4853642A (en) Phase controlled demodulator for digital communications system
US4338574A (en) Carrier recovering circuit for phase modulated signal
JP2932861B2 (ja) 位相同期検出回路
US4297650A (en) Phase locked loop carrier recovery circuit with false lock prevention
US4827488A (en) Demodulator for PSK-modulated signals
JPH0530098B2 (cs)
US4121166A (en) Phase synchronizing circuit for demodulation of multi-phase PSK signals
JPS6225543A (ja) 局部発振器の周波数安定化方式
US4686689A (en) Phase-locked loop circuit
JPS644386B2 (cs)
JPH0732391B2 (ja) クロック同期回路
JPH06216769A (ja) Ｐｌｌ回路およびｐｌｌ回路を有するデジタル復調回路
JP2874703B2 (ja) 誤同期防止装置
US5668498A (en) Controlling FPLL polarity using pilot signal and polarity inverter
JPH0683281B2 (ja) 搬送波抽出回路
JP3190808B2 (ja) 搬送波同期回路
JP3097582B2 (ja) 周波数掃引回路
JP2756965B2 (ja) 高速伝送レート変調信号用復調器
JPH0779270A (ja) 疑似同期検出回路
JPH10173718A (ja) 基準搬送波再生装置
JPH06105918B2 (ja) 搬送波再生回路
JPH073706Y2 (ja) 復調器
JPH0715482A (ja) 自動周波数制御装置
JPH0479183B2 (cs)
JPH0715479A (ja) 自動周波数制御装置